Antenna device
US8378894B2 · kind B2 · utility
3Cited by
3References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 2008 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Nov 16, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q9/0442
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A planar antenna device includes a dielectric layer and two conductor layers vertically sandwiching the dielectric layer. The lower conductor layer is used as a ground, and the upper conductor layer forms a radiating element having a structure in which four or more radiating element pieces of different sizes are connected to a feeder line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.